Unsealed Alien Files S04E06 Seeing Is Believing

For decades, governments around the world have investigated UFO sightings, often times under an umbrella of secrecy. How are these top-secret studies conducted? Who is called upon to analyze the evidence?
Unsealed: Alien Files looks at why how governments investigate UFO sightings and also why they keep those investigations top secret. It looks at British and U.S. investigations into UFOs. It looks at Project Sign, Project Grudge, and Project Blue Book. It looks at the Gorman Dogfight, the Belgium Wave, and the O'Hare Airport Flying Disc